| Digest Nr | Subject and Author |
|---|
 |
| 2009.11.02.09 | Dimensions of 72-key Carl Frei Book Music, from Hans van Oost |
| 2009.11.02.08 | Dimensions of 72-key Carl Frei Book Music, from Nicholas Simons |
| 2009.11.01.03 | Dimensions of 72-key Carl Frei Book Music, from Robert Leber |
| 2009.05.02.02 | Scale of 72-key Decap Dance Hall Organ, from Jack M. Conway |
| 2009.04.29.05 | Scale of 72-key Decap Dance Hall Organ, from Bob Oppenheim |
| 2001.12.15.05 | Carl Frei 72-key Dutch Street Organs, from Tom Meijer |
| 2001.12.15.04 | Carl Frei 72-key Dutch Street Organs, from Rein Schenk |
| 2001.12.14.05 | Carl Frei 72-key Dutch Street Organs, from Doug Mauldin |
| 2001.12.08.01 | Carl Frei 72-key Dutch Street Organs, from Rein Schenk |
| 2001.12.05.04 | Dimensions of 72-key Carl Frei Organ Book Music, from Rein Schenk |
| 2001.12.04.13 | Dimensions of 72-key Carl Frei Organ Book Music, from Doug Mauldin |
| 2001.11.29.11 | Dimensions of 72-key Carl Frei Organ Book Music, from John Page, UK |
| 1997.01.27.03 | Re: 72-key Bruder Organ in Italy, from Carl Shannon |
| 1997.01.26.17 | FS: 72-key Bruder Organ in Italy, from Giovanni Zanin |
|
